[AVR] Disable integrated assembler for a few tests

Fixes the build.

llvm-svn: 295895
diff --git a/llvm/test/CodeGen/AVR/inline-asm/multibyte.ll b/llvm/test/CodeGen/AVR/inline-asm/multibyte.ll
index 34cdf5d..a7c8f6e 100644
--- a/llvm/test/CodeGen/AVR/inline-asm/multibyte.ll
+++ b/llvm/test/CodeGen/AVR/inline-asm/multibyte.ll
@@ -1,4 +1,4 @@
-; RUN: llc < %s -march=avr | FileCheck %s
+; RUN: llc < %s -march=avr -no-integrated-as | FileCheck %s
 ; XFAIL: *
 
 ; Multibyte references